/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_20-stdfun_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 06:31:37,258 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-11-14 06:31:37,323 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-11-14 06:31:37,339 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 06:31:37,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 06:31:37,339 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 06:31:37,339 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 06:31:37,340 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 06:31:37,340 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 06:31:37,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 06:31:37,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 06:31:37,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 06:31:37,341 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 06:31:37,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 06:31:37,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 06:31:37,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 06:31:37,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 06:31:37,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 06:31:37,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 06:31:37,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 06:31:37,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 06:31:37,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 06:31:37,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 06:31:37,342 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-11-14 06:31:37,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 06:31:37,343 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 06:31:37,343 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 06:31:37,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 06:31:37,343 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 06:31:37,343 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 06:31:37,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-11-14 06:31:37,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 06:31:37,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 06:31:37,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 06:31:37,475 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 06:31:37,476 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 06:31:37,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-14 06:31:37,510 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e19077b8/175fe70dc7a5493c9f50dc5f8f6a4929/FLAGce430bfa3 [2021-11-14 06:31:37,908 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 06:31:37,908 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-14 06:31:37,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e19077b8/175fe70dc7a5493c9f50dc5f8f6a4929/FLAGce430bfa3 [2021-11-14 06:31:37,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e19077b8/175fe70dc7a5493c9f50dc5f8f6a4929 [2021-11-14 06:31:37,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 06:31:37,949 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 06:31:37,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 06:31:37,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 06:31:37,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 06:31:37,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 06:31:37" (1/1) ... [2021-11-14 06:31:37,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656d425c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:31:37, skipping insertion in model container [2021-11-14 06:31:37,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 06:31:37" (1/1) ... [2021-11-14 06:31:37,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 06:31:37,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 06:31:38,273 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-14 06:31:38,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@185aa023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:31:38, skipping insertion in model container [2021-11-14 06:31:38,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 06:31:38,274 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-14 06:31:38,276 INFO L158 Benchmark]: Toolchain (without parser) took 325.55ms. Allocated memory is still 427.8MB. Free memory was 371.5MB in the beginning and 395.5MB in the end (delta: -24.0MB). Peak memory consumption was 11.8MB. Max. memory is 16.0GB. [2021-11-14 06:31:38,277 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 427.8MB. Free memory is still 389.5MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 06:31:38,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.45ms. Allocated memory is still 427.8MB. Free memory was 371.4MB in the beginning and 395.5MB in the end (delta: -24.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.0GB. [2021-11-14 06:31:38,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 427.8MB. Free memory is still 389.5MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 322.45ms. Allocated memory is still 427.8MB. Free memory was 371.4MB in the beginning and 395.5MB in the end (delta: -24.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 925]: Unsupported Syntax Unsupported function: scanf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...